From: Emmanuel Grumbach Date: Thu, 25 Oct 2007 09:15:38 +0000 (+0800) Subject: iwlwifi-ht: move 4965 SCD registers to iwl-prph.h X-Git-Tag: v2.6.25-rc1~1162^2~657 X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=67dc320d4719501a0a10d222a670f5a59660505b;p=linux-2.6 iwlwifi-ht: move 4965 SCD registers to iwl-prph.h This patch moves 4965 SCD registers to iwl-prph.h. These registers are assigned from the periphery bus Signed-off-by: Emmanuel Grumbach Signed-off-by: Tomas Winkler Signed-off-by: Zhu Yi Signed-off-by: John W. Linville --- diff --git a/drivers/net/wireless/iwlwifi/iwl-4965-hw.h b/drivers/net/wireless/iwlwifi/iwl-4965-hw.h index 6a2df9d095..5fc707b1ea 100644 --- a/drivers/net/wireless/iwlwifi/iwl-4965-hw.h +++ b/drivers/net/wireless/iwlwifi/iwl-4965-hw.h @@ -398,36 +398,6 @@ union iwl_tx_power_dual_stream { #define SCD_WIN_SIZE 64 #define SCD_FRAME_LIMIT 64 -/* memory mapped registers */ -#define SCD_START_OFFSET 0xa02c00 - -#define SCD_SRAM_BASE_ADDR (SCD_START_OFFSET + 0x0) -#define SCD_EMPTY_BITS (SCD_START_OFFSET + 0x4) -#define SCD_DRAM_BASE_ADDR (SCD_START_OFFSET + 0x10) -#define SCD_AIT (SCD_START_OFFSET + 0x18) -#define SCD_TXFACT (SCD_START_OFFSET + 0x1c) -#define SCD_QUEUE_WRPTR(x) (SCD_START_OFFSET + 0x24 + (x) * 4) -#define SCD_QUEUE_RDPTR(x) (SCD_START_OFFSET + 0x64 + (x) * 4) -#define SCD_SETQUEUENUM (SCD_START_OFFSET + 0xa4) -#define SCD_SET_TXSTAT_TXED (SCD_START_OFFSET + 0xa8) -#define SCD_SET_TXSTAT_DONE (SCD_START_OFFSET + 0xac) -#define SCD_SET_TXSTAT_NOT_SCHD (SCD_START_OFFSET + 0xb0) -#define SCD_DECREASE_CREDIT (SCD_START_OFFSET + 0xb4) -#define SCD_DECREASE_SCREDIT (SCD_START_OFFSET + 0xb8) -#define SCD_LOAD_CREDIT (SCD_START_OFFSET + 0xbc) -#define SCD_LOAD_SCREDIT (SCD_START_OFFSET + 0xc0) -#define SCD_BAR (SCD_START_OFFSET + 0xc4) -#define SCD_BAR_DW0 (SCD_START_OFFSET + 0xc8) -#define SCD_BAR_DW1 (SCD_START_OFFSET + 0xcc) -#define SCD_QUEUECHAIN_SEL (SCD_START_OFFSET + 0xd0) -#define SCD_QUERY_REQ (SCD_START_OFFSET + 0xd8) -#define SCD_QUERY_RES (SCD_START_OFFSET + 0xdc) -#define SCD_PENDING_FRAMES (SCD_START_OFFSET + 0xe0) -#define SCD_INTERRUPT_MASK (SCD_START_OFFSET + 0xe4) -#define SCD_INTERRUPT_THRESHOLD (SCD_START_OFFSET + 0xe8) -#define SCD_QUERY_MIN_FRAME_SIZE (SCD_START_OFFSET + 0x100) -#define SCD_QUEUE_STATUS_BITS(x) (SCD_START_OFFSET + 0x104 + (x) * 4) - /* SRAM structures */ #define SCD_CONTEXT_DATA_OFFSET 0x380 #define SCD_TX_STTS_BITMAP_OFFSET 0x400 @@ -544,7 +514,7 @@ struct iwl4965_sched_queue_byte_cnt_tbl { sizeof(__le16)]; } __attribute__ ((packed)); -/* Base physical address of iwl_shared is provided to SCD_DRAM_BASE_ADDR +/* Base physical address of iwl_shared is provided to KDR_SCD_DRAM_BASE_ADDR * and &iwl_shared.val0 is provided to FH_RSCSR_CHNL0_STTS_WPTR_REG */ struct iwl_shared { struct iwl4965_sched_queue_byte_cnt_tbl diff --git a/drivers/net/wireless/iwlwifi/iwl-4965.c b/drivers/net/wireless/iwlwifi/iwl-4965.c index 8e9810b72a..f411305818 100644 --- a/drivers/net/wireless/iwlwifi/iwl-4965.c +++ b/drivers/net/wireless/iwlwifi/iwl-4965.c @@ -382,7 +382,7 @@ static int iwl4965_txq_ctx_reset(struct iwl_priv *priv) goto error_reset; } - iwl_write_prph(priv, SCD_TXFACT, 0); + iwl_write_prph(priv, KDR_SCD_TXFACT, 0); iwl_release_nic_access(priv); spin_unlock_irqrestore(&priv->lock, flags); @@ -1583,7 +1583,7 @@ static void iwl4965_set_wr_ptrs(struct iwl_priv *priv, int txq_id, u32 index) { iwl_write_direct32(priv, HBUS_TARG_WRPTR, (index & 0xff) | (txq_id << 8)); - iwl_write_prph(priv, SCD_QUEUE_RDPTR(txq_id), index); + iwl_write_prph(priv, KDR_SCD_QUEUE_RDPTR(txq_id), index); } /* @@ -1596,7 +1596,7 @@ static void iwl4965_tx_queue_set_status(struct iwl_priv *priv, int txq_id = txq->q.id; int active = test_bit(txq_id, &priv->txq_ctx_active_msk)?1:0; - iwl_write_prph(priv, SCD_QUEUE_STATUS_BITS(txq_id), + iwl_write_prph(priv, KDR_SCD_QUEUE_STATUS_BITS(txq_id), (active << SCD_QUEUE_STTS_REG_POS_ACTIVE) | (tx_fifo_id << SCD_QUEUE_STTS_REG_POS_TXF) | (scd_retry << SCD_QUEUE_STTS_REG_POS_WSL) | @@ -1654,7 +1654,7 @@ int iwl4965_alive_notify(struct iwl_priv *priv) return rc; } - priv->scd_base_addr = iwl_read_prph(priv, SCD_SRAM_BASE_ADDR); + priv->scd_base_addr = iwl_read_prph(priv, KDR_SCD_SRAM_BASE_ADDR); a = priv->scd_base_addr + SCD_CONTEXT_DATA_OFFSET; for (; a < priv->scd_base_addr + SCD_TX_STTS_BITMAP_OFFSET; a += 4) iwl_write_targ_mem(priv, a, 0); @@ -1663,14 +1663,14 @@ int iwl4965_alive_notify(struct iwl_priv *priv) for (; a < sizeof(u16) * priv->hw_setting.max_txq_num; a += 4) iwl_write_targ_mem(priv, a, 0); - iwl_write_prph(priv, SCD_DRAM_BASE_ADDR, + iwl_write_prph(priv, KDR_SCD_DRAM_BASE_ADDR, (priv->hw_setting.shared_phys + offsetof(struct iwl_shared, queues_byte_cnt_tbls)) >> 10); - iwl_write_prph(priv, SCD_QUEUECHAIN_SEL, 0); + iwl_write_prph(priv, KDR_SCD_QUEUECHAIN_SEL, 0); /* initiate the queues */ for (i = 0; i < priv->hw_setting.max_txq_num; i++) { - iwl_write_prph(priv, SCD_QUEUE_RDPTR(i), 0); + iwl_write_prph(priv, KDR_SCD_QUEUE_RDPTR(i), 0); iwl_write_direct32(priv, HBUS_TARG_WRPTR, 0 | (i << 8)); iwl_write_targ_mem(priv, priv->scd_base_addr + SCD_CONTEXT_QUEUE_OFFSET(i), @@ -1685,10 +1685,10 @@ int iwl4965_alive_notify(struct iwl_priv *priv) SCD_QUEUE_CTX_REG2_FRAME_LIMIT_MSK); } - iwl_write_prph(priv, SCD_INTERRUPT_MASK, + iwl_write_prph(priv, KDR_SCD_INTERRUPT_MASK, (1 << priv->hw_setting.max_txq_num) - 1); - iwl_write_prph(priv, SCD_TXFACT, + iwl_write_prph(priv, KDR_SCD_TXFACT, SCD_TXFACT_REG_TXFIFO_MASK(0, 7)); iwl4965_set_wr_ptrs(priv, IWL_CMD_QUEUE_NUM, 0); @@ -4139,7 +4139,7 @@ static void iwl4965_rx_reply_compressed_ba(struct iwl_priv *priv, static void iwl4965_tx_queue_stop_scheduler(struct iwl_priv *priv, u16 txq_id) { iwl_write_prph(priv, - SCD_QUEUE_STATUS_BITS(txq_id), + KDR_SCD_QUEUE_STATUS_BITS(txq_id), (0 << SCD_QUEUE_STTS_REG_POS_ACTIVE)| (1 << SCD_QUEUE_STTS_REG_POS_SCD_ACT_EN)); } @@ -4199,7 +4199,7 @@ static int iwl4965_tx_queue_agg_enable(struct iwl_priv *priv, int txq_id, iwl4965_tx_queue_set_q2ratid(priv, ra_tid, txq_id); - iwl_set_bits_prph(priv, SCD_QUEUECHAIN_SEL, (1<txq[txq_id].q.read_ptr = (ssn_idx & 0xff); priv->txq[txq_id].q.write_ptr = (ssn_idx & 0xff); @@ -4217,7 +4217,7 @@ static int iwl4965_tx_queue_agg_enable(struct iwl_priv *priv, int txq_id, (SCD_FRAME_LIMIT << SCD_QUEUE_CTX_REG2_FRAME_LIMIT_POS) & SCD_QUEUE_CTX_REG2_FRAME_LIMIT_MSK); - iwl_set_bits_prph(priv, SCD_INTERRUPT_MASK, (1 << txq_id)); + iwl_set_bits_prph(priv, KDR_SCD_INTERRUPT_MASK, (1 << txq_id)); iwl4965_tx_queue_set_status(priv, &priv->txq[txq_id], tx_fifo, 1); @@ -4251,14 +4251,14 @@ static int iwl4965_tx_queue_agg_disable(struct iwl_priv *priv, u16 txq_id, iwl4965_tx_queue_stop_scheduler(priv, txq_id); - iwl_clear_bits_prph(priv, SCD_QUEUECHAIN_SEL, (1 << txq_id)); + iwl_clear_bits_prph(priv, KDR_SCD_QUEUECHAIN_SEL, (1 << txq_id)); priv->txq[txq_id].q.read_ptr = (ssn_idx & 0xff); priv->txq[txq_id].q.write_ptr = (ssn_idx & 0xff); /* supposes that ssn_idx is valid (!= 0xFFF) */ iwl4965_set_wr_ptrs(priv, txq_id, ssn_idx); - iwl_clear_bits_prph(priv, SCD_INTERRUPT_MASK, (1 << txq_id)); + iwl_clear_bits_prph(priv, KDR_SCD_INTERRUPT_MASK, (1 << txq_id)); iwl4965_txq_ctx_deactivate(priv, txq_id); iwl4965_tx_queue_set_status(priv, &priv->txq[txq_id], tx_fifo, 0); diff --git a/drivers/net/wireless/iwlwifi/iwl-prph.h b/drivers/net/wireless/iwlwifi/iwl-prph.h index b1b5233baf..9639832ad0 100644 --- a/drivers/net/wireless/iwlwifi/iwl-prph.h +++ b/drivers/net/wireless/iwlwifi/iwl-prph.h @@ -225,5 +225,34 @@ #define BSM_SRAM_LOWER_BOUND (PRPH_BASE + 0x3800) #define BSM_SRAM_SIZE (1024) /* bytes */ +/* 4965 SCD memory mapped registers */ +#define KDR_SCD_BASE (PRPH_BASE + 0xa02c00) + +#define KDR_SCD_SRAM_BASE_ADDR (KDR_SCD_BASE + 0x0) +#define KDR_SCD_EMPTY_BITS (KDR_SCD_BASE + 0x4) +#define KDR_SCD_DRAM_BASE_ADDR (KDR_SCD_BASE + 0x10) +#define KDR_SCD_AIT (KDR_SCD_BASE + 0x18) +#define KDR_SCD_TXFACT (KDR_SCD_BASE + 0x1c) +#define KDR_SCD_QUEUE_WRPTR(x) (KDR_SCD_BASE + 0x24 + (x) * 4) +#define KDR_SCD_QUEUE_RDPTR(x) (KDR_SCD_BASE + 0x64 + (x) * 4) +#define KDR_SCD_SETQUEUENUM (KDR_SCD_BASE + 0xa4) +#define KDR_SCD_SET_TXSTAT_TXED (KDR_SCD_BASE + 0xa8) +#define KDR_SCD_SET_TXSTAT_DONE (KDR_SCD_BASE + 0xac) +#define KDR_SCD_SET_TXSTAT_NOT_SCHD (KDR_SCD_BASE + 0xb0) +#define KDR_SCD_DECREASE_CREDIT (KDR_SCD_BASE + 0xb4) +#define KDR_SCD_DECREASE_SCREDIT (KDR_SCD_BASE + 0xb8) +#define KDR_SCD_LOAD_CREDIT (KDR_SCD_BASE + 0xbc) +#define KDR_SCD_LOAD_SCREDIT (KDR_SCD_BASE + 0xc0) +#define KDR_SCD_BAR (KDR_SCD_BASE + 0xc4) +#define KDR_SCD_BAR_DW0 (KDR_SCD_BASE + 0xc8) +#define KDR_SCD_BAR_DW1 (KDR_SCD_BASE + 0xcc) +#define KDR_SCD_QUEUECHAIN_SEL (KDR_SCD_BASE + 0xd0) +#define KDR_SCD_QUERY_REQ (KDR_SCD_BASE + 0xd8) +#define KDR_SCD_QUERY_RES (KDR_SCD_BASE + 0xdc) +#define KDR_SCD_PENDING_FRAMES (KDR_SCD_BASE + 0xe0) +#define KDR_SCD_INTERRUPT_MASK (KDR_SCD_BASE + 0xe4) +#define KDR_SCD_INTERRUPT_THRESHOLD (KDR_SCD_BASE + 0xe8) +#define KDR_SCD_QUERY_MIN_FRAME_SIZE (KDR_SCD_BASE + 0x100) +#define KDR_SCD_QUEUE_STATUS_BITS(x) (KDR_SCD_BASE + 0x104 + (x) * 4) #endif /* __iwl_prph_h__ */